ABB SPAC 536 C User Manual page 128

Fault codes
34
A short time after the internal self-supervision
system has detected a permanent relay fault the
red IRF indicator is lit and the output relay of
the self-supervision system operates. Further, in
most fault situations, an auto-diagnostic fault
code is shown on the display. This fault code
consists of a red figure 1 and a green code
Fault code Type of error in module
4 Faulty trip relay path or missing output relay card
30 Faulty program memory (ROM)
50 Faulty work memory (RAM)
51 Parameter memory (EEPROM) block 1 faulty
52 Parameter memory (EEPROM) block 2 faulty
53 Parameter memory (EEPROM) block 1 and block 2 faulty
54 Parameter memory (EEPROM) block 1 and block 2 faulty with
different checksums
56 Parameter memory (EEPROM) key faulty.
Format by writing a "2" to variable V167
195 Too low value in reference channel with multiplier 1
131 Too low value in reference channel with multiplier 5
67 Too low value in reference channel with multiplier 25
203 Too high value in reference channel with multiplier 1
139 Too high value in reference channel with multiplier 5
75 Too high value in reference channel with multiplier 25
252 Faulty filter on Io channel
253 No interruptions from the A/D-converter
number which indicates the fault type. When a
fault code appears on the display, the code
number should be recorded and given to the
authorized repair shop when overhaul is ordered.
In the table below some fault codes that might
appear on the display of the SPCJ 4D24 mod-
ule are listed: